San Francisco (SFO) Delays in 2017

76.2% on-time departures, 71.1% on-time arrivals in 2017

174,631Flights
76.2%Departures on-time
16.7 minAvg dep. delay
71.1%Arrivals on-time
22.2 minAvg arr. delay
1.9%Cancelled

Delay causes

  • Air carrier24.8%
  • Extreme weather1.5%
  • National Aviation System21.2%
  • Security0.1%
  • Late-arriving aircraft52.3%

2016 · San Francisco (SFO) overview · 2018

On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.